Tuulia Penttilä's design is characterized by minimalist expression and carefully thought-out details. She prefers local woods in her studio collection. With her timeless design strategy, Penttilä makes a statement about the lifespan of objects and wants to see their role as a lifelong partner. Aesthetically her works offers a purified form of object. It can also be seen as representing such qualities as simplicity and harmony. She has worked as a freelance designer and cabinetmaker in Fiskars village, Finland since 1999.